Finding the Fourth Proportional to 448,372.48, 672,657.12 and 132,854.08
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Solution
The fourth proportional to 448,372.48, 672,657.12 and 132,854.08 is: 199,310.28
Step by Step Solution
- Step 1: Write the proportion equation
448,372.48 : 672,657.12 = 132,854.08 : x - Step 2: Convert to fraction form
448,372.48/672,657.12 = 132,854.08/x - Step 3: Cross multiply
448,372.48x = 672,657.12 × 132,854.08 - Step 4: Simplify right side
448,372.48x = 89,365,242,833.05 - Step 5: Solve for x
x = 89,365,242,833.05/448,372.48 - Step 6: Final answer
x = 199,310.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.